In contrast, endogenous
device does not depend on the user's response to external stimuli, their base of operations
in the detection and identification of brain wave patterns controlled by the user autonomy,
example of this class of devices based on desynchronisation and synchronization of μ
and β rhythms (Wolpaw, JR, et al, 2002), (Pfurtscheller et al, 2000a), (Pineda, JA et al.